1 files changed, 2 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 887b29708447..4865e9bfd08d 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1918,6 +1918,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                         the specified list of CPUs whose tick will be stopped
                         whenever possible. The boot CPU will be forced outside
                         the range to maintain the timekeeping.
+                        The CPUs in this range must also be included in the
+                        rcu_nocbs= set.
 
         noiotrap        [SH] Disables trapped I/O port accesses.